The NGK LFR7AIX-P (Stock No. 2900) is a high-performance iridium spark plug often used as an upgrade or replacement in turbocharged and high-output engines. It is commonly used in Subaru (WRX/STI 2.5L), Mitsubishi (Evo 9), Lotus (Exige 2GR-FE), and various Volvo (C30, V50), Audi (A3, TT), and Porsche (Cayenne/911) models.Â
Key Vehicle Applications:
Subaru:Â WRX 2006-2014, STI 2004-2005, Legacy GT 2005-2009 (often EJ25 engines).
Mitsubishi:Â Evolution IX (Evo 9).
Lotus:Â Exige (2GR-FE engine).
Porsche:Â Cayenne 955/92A, Panamera 970, 911 997/991.
Volvo:Â C30, S40 II, S60 I, V50, V70, XC60/70/90.
Audi:Â A3, TT RS.
Lexus:Â GS200t/300, IS200t/300, NX200t/300, RC200t/300.